<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <title>Document</title>
    <script src="../jquery-3.1.1.js"></script>
    <style>
        * {
            margin: 0;
            padding: 0;
            list-style: none;
            box-sizing: border-box;
        }
        
        p {
            font-size: 18px;
            font-weight: 700;
            text-align: center;
            color: #333;
        }
        
        hr {
            height: 3px;
            background-color: #666;
        }
        
        #box {
            width: 330px;
            height: 400px;
            border: 1px solid #999;
            background-color: #eee;
        }
        
        ul {
            width: 260px;
            margin: 10px auto;
        }
        
        li {
            width: 120px;
            height: 75px;
            float: left;
            margin: 5px;
        }
        
        img {
            width: 120px;
            height: 75px;
        }
    </style>
</head>

<body>
    <div id="box">
        <p>热门品牌推荐</p>
        <hr>
        <ul>
            <li><img src="../images/11.jpg" alt="">
                <div></div>
            </li>
            <li><img src="../images/22.jpg" alt="">
                <div></div>
            </li>
            <li><img src="../images/33.jpg" alt="">
                <div></div>
            </li>
            <li><img src="../images/44.jpg" alt="">
                <div></div>
            </li>
            <li><img src="../images/55.jpg" alt="">
                <div></div>
            </li>
            <li><img src="../images/66.jpg" alt="">
                <div></div>
            </li>
            <li><img src="../images/77.jpg" alt="">
                <div></div>
            </li>
            <li><img src="../images/88.jpg" alt="">
                <div></div>
            </li>
            <div style="clear: both"></div>
        </ul>
        
    </div>

</body>

</html>
<script>
  
$('li').hover(function(){
    $(this).find('img').stop().animate({'transform': 'rotateX(90deg)'},1000)
})

</script>